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Route Reliability

Chicago → New York

ORD–LGA · 733 miles · Chicago O'Hare International Airport to LaGuardia Airport

50
A Little Dicey
WanderNerd Reliability Score
68%
Arrive within 15 minutes
21 min
Average arrival delay
4.5%
Cancelled
11,634
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Delta Air Lines71%2,752 flights
  2. 2.United Airlines69%5,063 flights
  3. 3.American Airlines65%3,459 flights
  4. 4.Spirit Airlines59%360 flights

What the data says

Morning flights do better here.

ORD–LGA flights departing between 3–6 AM arrived on time 91% of the time, versus 55% between 3–6 PM.

Sunday scaries are real for this one.

ORD–LGA flights arrived on time 73% of the time on Saturdays. On Sundays: 61%.

Delta Air Lines runs this route best.

Delta Air Lines arrived on time 71% of the time on this route; Spirit Airlines managed 59%.

Keep a backup plan handy.

This route was cancelled 4.5% of the time. Typical for U.S. flights is around 1–2%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon64%(1628 flights)
  • Tue69%(1713 flights)
  • Wed71%(1691 flights)
  • Thu67%(1670 flights)
  • Fri69%(1697 flights)
  • Sat73%(1065 flights)
  • Sun61%(1573 flights)
On-time by departure window
  • 3–6 AM91%(81 flights)
  • 6–9 AM84%(2781 flights)
  • 9 AM–12 PM73%(2070 flights)
  • 12–3 PM62%(2228 flights)
  • 3–6 PM55%(1803 flights)
  • 6–9 PM57%(2074 flights)
On-time trend by month
74%
May

Jun 68% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202568%939
July 202565%937
August 202572%940
September 202577%960
October 202565%997
November 202560%931
December 202558%860
January 202673%882
February 202681%821
March 202655%873
April 202666%927
May 202674%970

Same trip, other airports

Keep nerding

Based on 11,634 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.